共 52 条
[1]
Angrist JD, 2009, MOSTLY HARMLESS ECONOMETRICS: AN EMPIRICISTS COMPANION, P1
[2]
[Anonymous], 1990, Brookings Papers on Economic Activity
[3]
[Anonymous], 18739 NBER
[4]
[Anonymous], FED RES BANK KANS CI
[5]
ARELLANO M, 1987, OXFORD B ECON STAT, V49, P431
[6]
BAILY MN, 1992, BROOKINGS PAP ECO AC, P187